Towards a unified framework for connectivity that disentangles movement and mortality in space and time

RJ Fletcher Jr, JA Sefair, C Wang, CL Poli… - Ecology …, 2019 - Wiley Online Library
Predicting connectivity, or how landscapes alter movement, is essential for understanding
the scope for species persistence with environmental change. Although it is well known that …

A framework for linking dispersal biology to connectivity across landscapes

RJ Fletcher Jr, ME Iezzi, R Guralnick, AJ Marx… - Landscape …, 2023 - Springer
Context Dispersal typically consists of three components—departure, transience and
settlement—each of which can be influenced by the landscape. A fundamental aspect of …

Extending isolation by resistance to predict genetic connectivity

RJ Fletcher Jr, JA Sefair, N Kortessis… - Methods in Ecology …, 2022 - Wiley Online Library
Genetic connectivity lies at the heart of evolutionary theory, and landscape genetics has
rapidly advanced to understand how gene flow can be impacted by the environment …

Integer programming methods for solving binary interdiction games

N Wei, JL Walteros - European Journal of Operational Research, 2022 - Elsevier
This paper studies a general class of interdiction problems in which the solution space of
both the leader and follower are characterized by two discrete sets denoted the leader's …

Resilience of iot systems against edge-induced cascade-of-failures: A networking perspective

J Wang, S Pambudi, W Wang… - IEEE Internet of Things …, 2019 - ieeexplore.ieee.org
Internet of Things (IoT) is a networking paradigm that interconnects physical systems to the
cyber world, to provide automation and intelligence via interdependent links between the …

An exact method for trilevel hub location problem with interdiction

P Ramamoorthy, S Jayaswal, A Sinha… - European Journal of …, 2024 - Elsevier
In this paper, we study the problem of designing a hub network that is robust against
deliberate attacks (interdictions). The problem is modeled as a three-level, two-player …

samc: an R package for connectivity modeling with spatial absorbing Markov chains

AJ Marx, C Wang, JA Sefair, MA Acevedo… - …, 2020 - Wiley Online Library
Quantifying landscape connectivity is fundamental to better understand and predict how
populations respond to environmental change. Currently, popular methods to quantify …

A progressive approximation approach for the exact solution of sparse large-scale binary interdiction games

C Contardo, JA Sefair - INFORMS Journal on Computing, 2022 - pubsonline.informs.org
We present a progressive approximation algorithm for the exact solution of several classes
of interdiction games in which two noncooperative players (namely an attacker and a …

A branch-and-cut algorithm for submodular interdiction games

K Tanınmış, M Sinnl - INFORMS Journal on Computing, 2022 - pubsonline.informs.org
Many relevant applications from diverse areas such as marketing, wildlife conservation, and
defending critical infrastructure can be modeled as interdiction games. In this work, we …

The continuous maximum capacity path interdiction problem

J Tayyebi, A Mitra, JA Sefair - European Journal of Operational Research, 2023 - Elsevier
This paper studies the continuous maximum capacity path interdiction problem, where two
players, user and interdictor, compete in a capacitated network. The user wants to send the …